/* ─── Digital BnB — Main Stylesheet ──────────────────────────── */
/* Apple-style clean design · Inter font · Brand gradient accent  */

/* ─── VARIABLES ─────────────────────────────────────────────── */
:root {
    --cyan:    #00d4ff;
    --purple:  #7c3aed;
    --blue:    #2563eb;
    --grad:    linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --grad-r:  linear-gradient(135deg, #7c3aed 0%, #00d4ff 100%);

    --text:    #1d1d1f;
    --text-2:  #6e6e73;
    --text-3:  #aeaeb2;
    --bg:      #ffffff;
    --bg-2:    #e8e8ed;
    --bg-3:    #f0f0f5;
    --border:  #b8b8c0;
    --border-2:#d0d0d8;

    --radius:  18px;
    --radius-sm:10px;
    --shadow:  0 1px 0 rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.06);
    --shadow-h:0 8px 48px rgba(0,0,0,.13);
    --nav-h:   64px;
    --max:     1200px;

    --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ─── RESET & BASE ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ─── TYPOGRAPHY HELPERS ─────────────────────────────────────── */
.gradient-text {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--purple);
    background: rgba(124,58,237,.08);
    border: 1px solid rgba(124,58,237,.18);
    border-radius: 99px;
    padding: 4px 14px;
    margin-bottom: 16px;
}
.section-title {
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: var(--text);
}
.section-sub {
    font-size: 1.05rem;
    color: var(--text-2);
    max-width: 560px;
    margin: 12px auto 0;
    line-height: 1.65;
}
.section-head {
    text-align: center;
    margin-bottom: 56px;
}

/* ─── LAYOUT ─────────────────────────────────────────────────── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--grad);
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 99px;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(124,58,237,.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(124,58,237,.4);
}
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    background: transparent;
    color: var(--text);
    font-weight: 600;
    font-size: 0.95rem;
    border: 1.5px solid var(--border);
    border-radius: 99px;
    transition: var(--transition);
}
.btn-outline:hover {
    border-color: var(--purple);
    color: var(--purple);
    transform: translateY(-2px);
}

/* ─── REVEAL ANIMATION ───────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ─── NAVBAR ─────────────────────────────────────────────────── */
#navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    z-index: 900;
    background: rgba(255,255,255,0);
    transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
}
#navbar.scrolled {
    background: rgba(255,255,255,0.88);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    box-shadow: 0 1px 0 var(--border-2);
}
.nav-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text);
}
.nav-logo img { height: 32px; width: auto; }
.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-2);
    padding: 6px 12px;
    border-radius: 8px;
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text); background: var(--bg-2); }
.nav-cta {
    margin-left: 8px;
    padding: 8px 20px;
    background: var(--grad);
    color: #fff;
    font-weight: 600;
    font-size: 0.88rem;
    border-radius: 99px;
    transition: var(--transition);
    box-shadow: 0 2px 12px rgba(124,58,237,.25);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(124,58,237,.4); }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
    cursor: pointer;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── HERO ───────────────────────────────────────────────────── */
#hero {
    min-height: 100vh;
    padding-top: var(--nav-h);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--bg);
}
.hero-blob {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(0,212,255,.1) 0%, rgba(124,58,237,.06) 50%, transparent 70%);
    pointer-events: none;
    filter: blur(40px);
}
.hero-blob-2 {
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 40%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(124,58,237,.08) 0%, transparent 70%);
    pointer-events: none;
    filter: blur(40px);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 760px;
    padding: 64px 24px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--purple);
    background: rgba(124,58,237,.08);
    border: 1px solid rgba(124,58,237,.2);
    border-radius: 99px;
    padding: 6px 16px;
    margin-bottom: 24px;
}
.hero-badge::before {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--grad);
}
.hero-title {
    font-size: clamp(2.8rem, 7vw, 5.2rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    color: var(--text);
    margin-bottom: 20px;
}
.hero-title .accent { display: block; }
.hero-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-2);
    max-width: 520px;
    line-height: 1.7;
    margin-bottom: 36px;
}
.hero-ctas {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}
.hero-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}
.stat-item {}
.stat-num {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 0.82rem;
    color: var(--text-3);
    font-weight: 500;
    margin-top: 2px;
}

/* scroll indicator */
.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-3);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    animation: bounce 2s ease-in-out infinite;
}
.hero-scroll svg { width: 18px; opacity: .5; }
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(6px); }
}

/* ─── PRODUCTS ───────────────────────────────────────────────── */
#products { background: var(--bg-2); }
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.product-card {
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-radius: var(--radius);
    padding: 36px 32px;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow);
    overflow: hidden;
}
.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad);
    opacity: 0;
    transition: opacity var(--transition);
    border-radius: inherit;
    pointer-events: none;
}
.product-card:hover {
    border-color: transparent;
    box-shadow: var(--shadow-h);
    transform: translateY(-4px);
}
.product-card:hover::before { opacity: 0.04; }
.product-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--bg-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 20px;
    transition: var(--transition);
}
.product-card:hover .product-icon { background: rgba(124,58,237,.1); }
.product-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
    color: var(--text);
}
.product-card p {
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.65;
    margin-bottom: 20px;
}
.product-badge-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 24px;
}
.product-badge {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--purple);
    background: rgba(124,58,237,.08);
    border-radius: 99px;
    padding: 3px 10px;
}
.product-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--purple);
    transition: var(--transition);
}
.product-link svg { width: 14px; transition: transform var(--transition); }
.product-link:hover svg { transform: translateX(3px); }
.product-note {
    font-size: 0.78rem;
    color: var(--text-3);
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-2);
}

/* Popular card */
.product-card--popular {
    border-color: var(--purple);
    box-shadow: 0 0 0 2px rgba(124,58,237,.15), var(--shadow);
    position: relative;
}
.popular-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--grad);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 999px;
    margin-bottom: 16px;
}
.popular-badge ion-icon { font-size: 0.78rem; }

/* Pricing block */
.product-pricing {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 18px 0;
    flex-wrap: wrap;
}
.pricing-discount-tag {
    background: #fef2f2;
    color: #dc2626;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 6px;
    border: 1px solid #fecaca;
    white-space: nowrap;
}
.pricing-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
}
.pricing-old {
    font-size: 0.88rem;
    color: var(--text-3);
    text-decoration: line-through;
}
.pricing-new {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--purple);
    letter-spacing: -0.03em;
}
.pricing-period {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-2);
}

/* ─── FEATURES / WHY US ──────────────────────────────────────── */
#features { background: var(--bg); }
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.feature-card {
    padding: 28px 24px;
    border-radius: var(--radius);
    border: 1px solid var(--border-2);
    background: var(--bg-2);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.feature-card:hover {
    border-color: rgba(124,58,237,.25);
    box-shadow: 0 4px 24px rgba(124,58,237,.08);
    transform: translateY(-3px);
}
.feature-icon {
    font-size: 1.6rem;
    margin-bottom: 14px;
}
.feature-card h3 {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 8px;
}
.feature-card p { font-size: 0.88rem; color: var(--text-2); line-height: 1.6; }

/* ─── PORTFOLIO ──────────────────────────────────────────────── */
#portfolio { background: var(--bg-2); }
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}
.filter-btn {
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-2);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 99px;
    transition: var(--transition);
    cursor: pointer;
}
.filter-btn:hover, .filter-btn.active {
    background: var(--grad);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(124,58,237,.3);
}
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.portfolio-card {
    background: var(--bg);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-2);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-h);
    border-color: transparent;
}
.portfolio-card.hidden { display: none; }
.portfolio-thumb {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    background: var(--bg-2);
    display: block;
}
.portfolio-slider {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
    background: var(--bg-2);
}
.slider-track {
    display: flex;
    height: 100%;
    transition: transform .4s cubic-bezier(.4,0,.2,1);
    will-change: transform;
}
.slider-track img {
    min-width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--bg-2);
    flex-shrink: 0;
    display: block;
}
.slide-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,.45);
    color: #fff;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}
.portfolio-slider:hover .slide-btn { opacity: 1; }
.slide-prev { left: 8px; }
.slide-next { right: 8px; }
.slide-dots {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 5px;
    z-index: 2;
}
.slide-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,.5);
    cursor: pointer;
    transition: background .2s;
    border: none;
    padding: 0;
}
.slide-dot.active { background: #fff; }
.portfolio-info {
    padding: 20px 22px;
}
.portfolio-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.portfolio-cat {
    font-size: 0.73rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--purple);
    background: rgba(124,58,237,.08);
    border-radius: 99px;
    padding: 3px 10px;
}
.portfolio-platform {
    font-size: 0.73rem;
    color: var(--text-3);
    font-weight: 500;
}
.portfolio-info h3 {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
}
.portfolio-info p {
    font-size: 0.83rem;
    color: var(--text-2);
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 14px;
}
.portfolio-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}
.portfolio-client {
    font-size: 0.8rem;
    color: var(--text-3);
    font-weight: 500;
}
.portfolio-visit {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--purple);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}
.portfolio-visit:hover { opacity: .7; }
.portfolio-featured-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    color: #b45309;
    background: #fef3c7;
    border-radius: 99px;
    padding: 2px 8px;
}

/* ─── PROCESS ────────────────────────────────────────────────── */
#process { background: var(--bg); }
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
}
.process-steps::before {
    content: '';
    position: absolute;
    top: 32px;
    left: calc(12.5% + 32px);
    right: calc(12.5% + 32px);
    height: 2px;
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    opacity: .25;
}
.process-step {
    text-align: center;
    padding: 0 16px;
    position: relative;
}
.process-num {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--grad);
    color: #fff;
    font-weight: 800;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 4px 20px rgba(124,58,237,.3);
}
.process-step h3 {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 8px;
}
.process-step p { font-size: 0.85rem; color: var(--text-2); line-height: 1.6; }

/* ─── TESTIMONIALS ───────────────────────────────────────────── */
#testimonials { background: var(--bg-2); }
.testi-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.testi-card {
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-radius: var(--radius);
    padding: 28px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.testi-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-h);
}
.testi-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 14px;
}
.testi-stars span { color: #f59e0b; font-size: 0.9rem; }
.testi-text {
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}
.testi-text::before { content: '"'; }
.testi-text::after  { content: '"'; }
.testi-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.testi-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}
.testi-name {
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: -0.01em;
}
.testi-role {
    font-size: 0.78rem;
    color: var(--text-3);
    margin-top: 2px;
}

/* ─── FAQ ────────────────────────────────────────────────────── */
#faq { background: var(--bg); }
.faq-wrap {
    max-width: 720px;
    margin: 0 auto;
}
.faq-item {
    border-bottom: 1px solid var(--border-2);
}
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 4px;
    cursor: pointer;
    font-size: 0.97rem;
    font-weight: 600;
    color: var(--text);
    transition: color var(--transition);
    user-select: none;
}
.faq-question:hover { color: var(--purple); }
.faq-question.active { color: var(--purple); }
.faq-chevron {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--text-3);
    transition: transform var(--transition);
}
.faq-question.active .faq-chevron { transform: rotate(180deg); color: var(--purple); }
.faq-answer {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.4s ease, padding 0.3s;
}
.faq-answer.active { max-height: 400px; }
.faq-answer p {
    padding: 0 4px 20px;
    font-size: 0.92rem;
    color: var(--text-2);
    line-height: 1.7;
}

/* ─── CONTACT ────────────────────────────────────────────────── */
#contact { background: var(--bg-2); }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
}
.contact-info h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}
.contact-info .sub {
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.65;
    margin-bottom: 36px;
}
.contact-detail {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-2);
}
ion-icon { font-size: inherit; }
.contact-detail:last-child { border-bottom: none; }
.contact-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg);
    border: 1px solid var(--border-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}
.contact-detail-text {}
.contact-detail-label { font-size: 0.75rem; color: var(--text-3); font-weight: 500; margin-bottom: 2px; }
.contact-detail-val { font-size: 0.9rem; font-weight: 600; color: var(--text); }

.contact-form-wrap {
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-radius: var(--radius);
    padding: 36px 32px;
    box-shadow: var(--shadow);
}
.contact-form-wrap h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-2);
    border: 1.5px solid var(--border-2);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.93rem;
    color: var(--text);
    transition: border-color var(--transition);
    outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--purple);
    background: #fff;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.btn-submit {
    width: 100%;
    padding: 13px 24px;
    background: var(--grad);
    color: #fff;
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: 99px;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(124,58,237,.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.btn-submit:hover { box-shadow: 0 8px 32px rgba(124,58,237,.4); transform: translateY(-1px); }
.btn-submit:disabled { opacity: .6; pointer-events: none; }
.form-feedback {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.87rem;
    font-weight: 500;
    margin-top: 12px;
}
.form-feedback.success { background: #d1fae5; color: #065f46; }
.form-feedback.error   { background: #fee2e2; color: #991b1b; }

/* spinner */
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* ─── CTA BANNER ─────────────────────────────────────────────── */
#cta-banner {
    background: var(--grad);
    padding: 80px 0;
    text-align: center;
}
#cta-banner h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #fff;
    margin-bottom: 12px;
}
#cta-banner p { font-size: 1rem; color: rgba(255,255,255,.8); margin-bottom: 32px; }
#cta-banner .btn-white {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: #fff;
    color: var(--purple);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 99px;
    transition: var(--transition);
    box-shadow: 0 4px 24px rgba(0,0,0,.15);
}
#cta-banner .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,.2); }

/* ─── FOOTER ─────────────────────────────────────────────────── */
footer {
    background: var(--text);
    color: rgba(255,255,255,.75);
    padding: 48px 0 32px;
}
.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 32px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand img { height: 28px; filter: brightness(0) invert(1); }
.footer-brand-name { font-weight: 700; color: #fff; font-size: 0.95rem; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { font-size: 0.85rem; transition: color var(--transition); }
.footer-links a:hover { color: #fff; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 36px; height: 36px;
    border-radius: 8px;
    background: rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: var(--transition);
}
.footer-social a:hover { background: rgba(255,255,255,.15); }
.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom p { font-size: 0.8rem; }

/* ─── SCROLL TO TOP ──────────────────────────────────────────── */
/* ─── LIGHTBOX ───────────────────────────────────────────────── */
#lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.93);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s;
}
#lightbox.open { opacity: 1; pointer-events: all; }
#lb-img {
    max-width: 90vw;
    max-height: 86vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 24px 80px rgba(0,0,0,.6);
    display: block;
    user-select: none;
}
#lb-close {
    position: fixed;
    top: 18px;
    right: 22px;
    color: #fff;
    background: rgba(255,255,255,.12);
    border: none;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
#lb-close:hover { background: rgba(255,255,255,.22); }
#lb-prev, #lb-next {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
    background: rgba(255,255,255,.1);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 1.6rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
    line-height: 1;
}
#lb-prev:hover, #lb-next:hover { background: rgba(255,255,255,.22); }
#lb-prev { left: 18px; }
#lb-next { right: 18px; }
#lb-prev.hidden, #lb-next.hidden { display: none; }
#lb-caption {
    position: fixed;
    bottom: 44px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,.9);
    font-size: .875rem;
    font-family: var(--font);
    background: rgba(0,0,0,.55);
    padding: 5px 18px;
    border-radius: 99px;
    max-width: 80vw;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    backdrop-filter: blur(4px);
}
#lb-caption:empty { display: none; }
#lb-counter {
    position: fixed;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,.45);
    font-size: .76rem;
    font-family: var(--font);
    letter-spacing: .06em;
}

#scrollTop {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--grad);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(124,58,237,.35);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
    cursor: pointer;
    z-index: 800;
    border: none;
}
#scrollTop.visible { opacity: 1; visibility: visible; transform: translateY(0); }
#scrollTop:hover { transform: translateY(-2px); }
#scrollTop svg { width: 18px; }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .products-grid   { grid-template-columns: 1fr 1fr; }
    .features-grid   { grid-template-columns: repeat(2, 1fr); }
    .portfolio-grid  { grid-template-columns: repeat(2, 1fr); }
    .process-steps   { grid-template-columns: repeat(2, 1fr); gap: 40px; }
    .process-steps::before { display: none; }
    .testi-grid      { grid-template-columns: 1fr; }
    .contact-grid    { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    section { padding: 72px 0; }
    .section-head { margin-bottom: 40px; }

    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }

    /* Mobile nav drawer */
    .nav-links.mobile-open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: var(--nav-h);
        left: 0; right: 0;
        background: rgba(255,255,255,.97);
        backdrop-filter: blur(20px);
        padding: 20px 24px 32px;
        border-bottom: 1px solid var(--border-2);
        z-index: 899;
        gap: 4px;
    }
    .nav-links.mobile-open .nav-link { padding: 12px 8px; font-size: 1rem; }
    .nav-links.mobile-open .nav-cta {
        display: flex;
        width: 100%;
        justify-content: center;
        margin: 12px 0 0;
        padding: 13px 20px;
    }

    .hero-content { padding: 48px 24px; }
    .hero-stats { gap: 24px; }

    .products-grid   { grid-template-columns: 1fr; }
    .features-grid   { grid-template-columns: 1fr; }
    .portfolio-grid  { grid-template-columns: 1fr; }
    .process-steps   { grid-template-columns: 1fr; gap: 32px; }
    .contact-form-wrap { padding: 24px 20px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.4rem; }
    .hero-ctas { flex-direction: column; }
    .hero-ctas .btn-primary, .hero-ctas .btn-outline { width: 100%; justify-content: center; }
}